/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

import { Pipe, PipeTransform } from '@angular/core';
import {
    PipelineElementType,
    PipelineElementUnion,
} from '../model/editor.model';
import { PipelineElementTypeUtils } from '../utils/editor.utils';

@Pipe({ name: 'pipelineElementType' })
export class PipelineElementTypeFilterPipe implements PipeTransform {
    transform(
        pipelineElements: PipelineElementUnion[],
        allowedTypes: PipelineElementType[],
    ): PipelineElementUnion[] {
        return pipelineElements.filter(pe => {
            const peType = PipelineElementTypeUtils.fromClassName(pe['@class']);
            return allowedTypes.find(t => t === peType) !== undefined;
        });
    }
}
